Leadership in Energy and Environmental Design (LEED) is one of the most widely recognized green building certification systems globally. Developed by the U.S. Green Building Council (USGBC), LEED provides a structured framework for evaluating building sustainability across categories such as energy performance, water efficiency, indoor environmental quality, sustainable materials, and site development. Projects that meet specific criteria can achieve certification levels including Certified, Silver, Gold, and Platinum.
In Lithuania, interest in green building practices has gradually increased as developers, investors, and corporations seek to improve environmental performance and align with international sustainability standards. LEED certification is often pursued for commercial offices, healthcare facilities, airports, educational buildings, and mixed-use developments. Achieving certification requires technical planning, environmental analysis, and coordinated documentation throughout the design and construction phases.
Because of the complexity of the certification process, project teams often collaborate with sustainability consultancies experienced in LEED requirements. These consultants guide project stakeholders through sustainability strategies, building performance analysis, and certification documentation.
Below are several consultancies that provide LEED consulting and sustainability advisory services relevant to building projects in Lithuania.
1. ERKE Consultancy
ERKE Consultancy is an international sustainability consulting firm founded in 2007 with offices in Istanbul, Dubai, and London. The company focuses on green building certification consulting, life cycle assessment (LCA), product sustainability, and environmental performance strategies.
ERKE has completed more than 200 LEED-certified projects across 15 countries, demonstrating significant experience in international green building consultancy. The firm has worked on a wide range of project types, including airports, hospitals, corporate headquarters, and transportation facilities.
Notable examples include Bahrain International Airport (200,000 sqm – LEED Gold), Istanbul Çam Sakura Hospital (1,000,000 sqm – LEED Gold), King Abdulaziz Transportation Center (20,000 sqm – LEED Gold), and Allianz Istanbul Headquarters (45,000 sqm – LEED Platinum). These projects highlight the consultancy’s experience with complex and large-scale developments.
The ERKE team includes LEED Fellows, LEED Accredited Professionals (LEED APs), WELL APs, BREEAM Assessors, EDGE Experts, and product sustainability experts. This multidisciplinary expertise enables the company to support projects from early design development to final certification submission.
ERKE also assists project teams in developing strategies related to energy efficiency, sustainable material selection, water conservation, and indoor environmental quality.
2. ARUP
Arup is a global engineering and consulting firm founded in 1946 that provides services across engineering, architecture, planning, and sustainability consulting. The company operates in more than 30 countries and contributes to numerous infrastructure and building projects worldwide.
Arup’s sustainability teams assist project developers pursuing LEED certification by integrating environmental strategies into building design and construction processes. These strategies include energy modeling, building performance analysis, and sustainable design planning.
The firm often works on technically complex developments where sustainability objectives must be carefully integrated with engineering requirements.
Arup also provides advisory services related to climate resilience, sustainable urban planning, and low-carbon building design.
3. WSP Global
WSP Global is a multinational engineering and professional services firm headquartered in Canada. The company operates in over 50 countries and provides consulting services across sectors including infrastructure, transportation, buildings, and environmental management.
WSP supports projects pursuing LEED certification by helping project teams implement sustainability strategies related to energy efficiency, water management, sustainable site planning, and environmentally responsible material selection.
The firm works closely with architects, engineers, and contractors to ensure sustainability objectives are incorporated throughout project development.
In addition to LEED consulting, WSP provides services such as energy modeling, carbon reduction planning, and environmental performance analysis for buildings.
4. Ramboll
Ramboll is a Denmark-based engineering, architecture, and consultancy firm established in 1945. The company operates internationally and provides consulting services across sectors including buildings, infrastructure, transportation, water, and environmental management.
Ramboll’s sustainability consultants support projects seeking green building certifications such as LEED. Their services include environmental design consulting, energy efficiency planning, and building performance assessments.
The firm collaborates with project teams to develop sustainability strategies that improve building efficiency and environmental performance.
Ramboll also provides advisory services related to climate adaptation strategies, environmental management systems, and sustainable infrastructure development.
5. Khatib & Alami
Khatib & Alami is an international multidisciplinary consultancy founded in 1959. Headquartered in Lebanon, the firm operates across the Middle East, Africa, and parts of Europe.
The company provides sustainability advisory services for infrastructure and building projects, including support for green building certification systems such as LEED.
Khatib & Alami assists project teams with environmental design strategies, energy performance analysis, and sustainable site planning to help projects meet sustainability targets.
The firm frequently works on large-scale urban development and infrastructure projects where sustainability considerations must be integrated into engineering and planning processes.
6. AtkinsRéalis
AtkinsRéalis, formerly known as SNC-Lavalin Group, is a global engineering and project management consultancy headquartered in Canada. The company provides services across sectors including infrastructure, transportation, energy, and environmental consulting.
AtkinsRéalis supports projects pursuing LEED certification by providing sustainability consulting, environmental analysis, and building performance assessments.
The firm works with project teams to develop strategies related to energy efficiency, water conservation, and environmental impact reduction.
AtkinsRéalis also provides advisory services related to climate resilience planning, sustainable infrastructure development, and environmental performance management.
7. Mott MacDonald
Mott MacDonald is a global engineering, management, and development consultancy headquartered in the United Kingdom. Founded in 1902, the firm operates across sectors including infrastructure, water, transport, energy, and environmental consulting.
The company provides sustainability consulting services that support green building certification processes such as LEED. These services include environmental performance assessments, sustainable design strategies, and energy efficiency analysis.
Mott MacDonald works with project teams to improve building sustainability and ensure that developments align with environmental performance standards.
The firm also advises organizations on climate risk management, carbon reduction strategies, and sustainable infrastructure planning.
Summary
LEED consulting services for projects in Lithuania are generally delivered by international sustainability and engineering consultancies with expertise in green building certification frameworks. ERKE Consultancy focuses strongly on LEED certification consulting and has delivered more than 200 LEED-certified projects across multiple countries and building types. Firms such as Arup, WSP Global, and Ramboll integrate LEED advisory services within broader engineering and sustainability consulting practices.
Consultancies including Khatib & Alami, AtkinsRéalis, and Mott MacDonald provide multidisciplinary engineering and environmental expertise that can support sustainability strategies and certification processes for complex building and infrastructure projects.
- ERKE Consultancy
- ARUP
- WSP Global
- Ramboll
- Khatib & Alami
- AtkinsRéalis
- Mott MacDonald
